CVE-2012-3398
Algorithmic complexity vulnerability in Moodle 1.9.x before 1.9.19, 2.0.x before 2.0.10, 2.1.x...
CVE-2012-3398 is a medium vulnerability (CVSS 4.0) in Moodle, published July 23, 2012. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.27%, the 70th percentile. No source names a fixed version.
- Severity
- 4.0 MediumCVSS 2.0, NVD
- Exploit chance
- 1.27%EPSS, 70th percentile
- Exploitation
- None knownNot on CISA’s or ENISA’s lists
- Fixed in
- No fix listedNo source names one
Description
Algorithmic complexity vulnerability in Moodle 1.9.x before 1.9.19, 2.0.x before 2.0.10, 2.1.x before 2.1.7, and 2.2.x before 2.2.4 allows remote authenticated users to cause a denial of service (CPU consumption) by using the advanced-search feature on a database activity that has many records.
Exploit likelihood
Affected products
What each source reports
NVD Score used
Algorithmic complexity vulnerability in Moodle 1.9.x before 1.9.19, 2.0.x before 2.0.10, 2.1.x before 2.1.7, and 2.2.x before 2.2.4 allows remote authenticated users to cause a denial of service (CPU consumption) by using the advanced-search feature on a database activity that has many records.
- Record
CVE-2012-3398- CVSS 2.0
- 4.0 Medium
AV:N/AC:L/Au:S/C:N/I:N/A:P - Updated
- 2026-11-02
CVE ListNo score
Algorithmic complexity vulnerability in Moodle 1.9.x before 1.9.19, 2.0.x before 2.0.10, 2.1.x before 2.1.7, and 2.2.x before 2.2.4 allows remote authenticated users to cause a denial of service (CPU consumption) by using the advanced-search feature on a database activity that has many records.
- Record
CVE-2012-3398- Updated
- 2026-11-02
EUVDEUVD-2012-3369No score
Algorithmic complexity vulnerability in Moodle 1.9.x before 1.9.19, 2.0.x before 2.0.10, 2.1.x before 2.1.7, and 2.2.x before 2.2.4 allows remote authenticated users to cause a denial of service (CPU consumption) by using the advanced-search feature on a database activity that has many records.
- Record
EUVD-2012-3369- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-2887-hwqc-wcg8No score
Algorithmic complexity vulnerability in Moodle 1.9.x before 1.9.19, 2.0.x before 2.0.10, 2.1.x...
Algorithmic complexity vulnerability in Moodle 1.9.x before 1.9.19, 2.0.x before 2.0.10, 2.1.x before 2.1.7, and 2.2.x before 2.2.4 allows remote authenticated users to cause a denial of service (CPU consumption) by using the advanced-search feature on a database activity that has many records.
- Record
GHSA-2887-hwqc-wcg8- Updated
- 2026-11-02
OSVUBUNTU-CVE-2012-3398No score
Algorithmic complexity vulnerability in Moodle 1.9.x before 1.9.19, 2.0.x before 2.0.10, 2.1.x before 2.1.7, and 2.2.x before 2.2.4 allows remote authenticated users to cause a denial of service (CPU consumption) by using the advanced-search feature on a database activity that has many records.
- Record
UBUNTU-CVE-2012-3398- Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | ||
| affected, facts | ||
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
References
git.moodle.org/gw?p=moodle.git&a=search&h=refs%2Fheads%2FMOODLE_22_STABLE&st=commit&s=MDL-32126
exchange.xforce.ibmcloud.com/vulnerabilities/76964
secunia.com/advisories/49890
openwall.com/lists/oss-security/2012/07/17/1
securityfocus.com/bid/54481
nvd.nist.gov/vuln/detail/CVE-2012-3398
github.com/advisories/GHSA-2887-hwqc-wcg8
ubuntu.com/security/CVE-2012-3398
cve.org/CVERecord?id=CVE-2012-3398